Snapshot WIP: solver HP epic progress, BPHX/HX physics, BMAD skill refresh.

Capture uncommitted solver robustness work (regularization, domain errors, linear solver lifecycle, tube DP/MSH), web workbench updates, and synced BMAD skills across IDE agent folders before starting BPHX pressure-drop.

Co-authored-by: Cursor <cursoragent@cursor.com>

.cline/skills/bmad-create-prd/templates/prd-template.md

@@ -1,10 +0,0 @@
----
-stepsCompleted: []
-inputDocuments: []
-workflowType: 'prd'
----
-
-# Product Requirements Document - {{project_name}}
-
-**Author:** {{user_name}}
-**Date:** {{date}}